Fix new service tests on windows; make status file more precise.

runtime/observatory/tests/service/service.status

Index: runtime/observatory/tests/service/service.status
diff --git a/runtime/observatory/tests/service/service.status b/runtime/observatory/tests/service/service.status
index 09248a4d8a3eeda002f6328a4fbccacce759ecd1..1b4451a9e53a18b2648726c5caa0b1ba577fcfda 100644
--- a/runtime/observatory/tests/service/service.status
+++ b/runtime/observatory/tests/service/service.status
@@ -10,14 +10,6 @@ pause_on_start_and_exit_test: Pass, RuntimeError # Issue 28624
 pause_on_start_then_step_test: Pass, RuntimeError # Issue 28624
 isolate_lifecycle_test: Pass, RuntimeError # Issue 24174
 field_script_test: Pass, RuntimeError
-next_through_for_each_loop_test: Pass, RuntimeError
-next_through_create_list_and_map_test: Pass, RuntimeError
-next_through_closure_test: Pass, RuntimeError
-next_through_for_loop_with_break_and_continue_test: Pass, RuntimeError
-next_through_simple_async_test: Pass, RuntimeError
-next_through_simple_async_with_returns_test: Pass, RuntimeError
-next_through_catch_test: Pass, RuntimeError
-next_through_simple_linear_2_test: Pass, RuntimeError
 
 [$runtime == vm && $compiler == none && $system == fuchsia]
 *: Skip  # Not yet triaged.
@@ -75,6 +67,13 @@ vm_restart_test: CompileTimeError # Issue 27806
 
 debugger_location_second_test: Skip # Issue 28180
 
+# Snapshots doesn't include source and generated source is not 1-to-1.
+# The column offsets are thus off.
+next_through_for_each_loop_test: RuntimeError
+next_through_for_loop_with_break_and_continue_test: RuntimeError
+next_through_create_list_and_map_test: RuntimeError
+next_through_closure_test: RuntimeError
+
 [ $compiler == dart2analyzer ]
 evaluate_activation_in_method_class_test: CompileTimeError # Issue 24478
 
@@ -85,6 +84,11 @@ implicit_getter_setter_test: RuntimeError # Field guards unimplemented.
 rewind_test: RuntimeError # Issue 27878
 rewind_optimized_out_test: RuntimeError # Issue 27878
 
+# Debugging StringConcatenation doesn't work the same on simdbc as on other platforms.
+next_through_catch_test: RuntimeError
+next_through_simple_async_test: RuntimeError
+next_through_simple_linear_2_test: RuntimeError
+
 [ $hot_reload || $hot_reload_rollback ]
 # Skip all service tests because random reloads interfere.
 *: SkipByDesign # The service tests should run without being reloaded.